For a population with any distribution, the form of the sampling ...

[Alainaaa8]

For a population with any distribution, the form of the sampling distribution of the sample mean is
 a. sometimes normal for all sample sizes.
   b. sometimes normal for large sample sizes.
   c. always normal for all sample sizes.
   d. always normal for large sample sizes.

Question 2

In order to test for the significance of a regression model involving 8 independent variables and 121 observations, the numerator and denominator degrees of freedom (respectively) for the critical value of F are
 a. 8 and 121.
  b. 7 and 120.
  c. 8 and 112.
  d. 7 and 112.

[mcabuhat]

Answer to Question 1

d

Answer to Question 2

c